[INFO] cloning repository https://github.com/lpaulmp/json_parser_from_file
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lpaulmp/json_parser_from_file" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flpaulmp%2Fjson_parser_from_file", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flpaulmp%2Fjson_parser_from_file'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a4a4c5c808d1a00db91221760f3d6ff5b243f5c
[INFO] checking lpaulmp/json_parser_from_file against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flpaulmp%2Fjson_parser_from_file" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lpaulmp/json_parser_from_file on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lpaulmp/json_parser_from_file
[INFO] finished tweaking git repo https://github.com/lpaulmp/json_parser_from_file
[INFO] tweaked toml for git repo https://github.com/lpaulmp/json_parser_from_file written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lpaulmp/json_parser_from_file already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50d229c0d3934e47aa5be176171378b7798a9340445b05af7e4a259f7c46e083
[INFO] running `Command { std: "docker" "start" "-a" "50d229c0d3934e47aa5be176171378b7798a9340445b05af7e4a259f7c46e083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50d229c0d3934e47aa5be176171378b7798a9340445b05af7e4a259f7c46e083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d229c0d3934e47aa5be176171378b7798a9340445b05af7e4a259f7c46e083", kill_on_drop: false }`
[INFO] [stdout] 50d229c0d3934e47aa5be176171378b7798a9340445b05af7e4a259f7c46e083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74d097e3aae2454d3c0266dbf7f3d4d8b7b7b475425bfe8afe3aaaa937507856
[INFO] running `Command { std: "docker" "start" "-a" "74d097e3aae2454d3c0266dbf7f3d4d8b7b7b475425bfe8afe3aaaa937507856", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking json_parser_from_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `lastname`, `company`, `job`, and `computer_choices` are never read
[INFO] [stdout]   --> src/parse.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Person {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 7  |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 8  |     lastname: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     company: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     job: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     computer_choices: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `lastname`, `company`, `job`, and `computer_choices` are never read
[INFO] [stdout]   --> src/parse.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Person {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 7  |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 8  |     lastname: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     company: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     job: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     computer_choices: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.11s
[INFO] running `Command { std: "docker" "inspect" "74d097e3aae2454d3c0266dbf7f3d4d8b7b7b475425bfe8afe3aaaa937507856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d097e3aae2454d3c0266dbf7f3d4d8b7b7b475425bfe8afe3aaaa937507856", kill_on_drop: false }`
[INFO] [stdout] 74d097e3aae2454d3c0266dbf7f3d4d8b7b7b475425bfe8afe3aaaa937507856